Updated mediawiki/extensions
Project: mediawiki/extensions/E3Experiments  a715ad659a28f2b6d55c7bf3c5f77b7b5609d08f

(Bug 44394) Add $wgGrownUpBehavior; enable ACUX only if true.

Because it is only possible to to make progress on Wikipedia's interface
when people treat each other with respect and kindness, disable ACUX
unless $wgGrownUpBehavior is true.

Change-Id: Ie9480912da76392d99cfc2299678ecacd95890a1